X-Git-Url: https://vcs.maemo.org/git/?a=blobdiff_plain;ds=sidebyside;f=source%2Fsmbd%2Fquotas.c;fp=source%2Fsmbd%2Fquotas.c;h=d6ba7bc2d55306c8a1899a0423f93e2ffe0977f7;hb=6bca4ca307d55b6dc888e56cee47aebcddbce786;hp=0000000000000000000000000000000000000000;hpb=7fd70fa738b636089bcc6c961aa3eaa02f20dda2;p=samba diff --git a/source/smbd/quotas.c b/source/smbd/quotas.c new file mode 100644 index 0000000..d6ba7bc --- /dev/null +++ b/source/smbd/quotas.c @@ -0,0 +1,1492 @@ +/* + Unix SMB/CIFS implementation. + support for quotas + Copyright (C) Andrew Tridgell 1992-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + + +/* + * This is one of the most system dependent parts of Samba, and its + * done a litle differently. Each system has its own way of doing + * things :-( + */ + +#include "includes.h" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_QUOTA + +#ifndef HAVE_SYS_QUOTAS + +/* just a quick hack because sysquotas.h is included before linux/quota.h */ +#ifdef QUOTABLOCK_SIZE +#undef QUOTABLOCK_SIZE +#endif + +#ifdef WITH_QUOTAS + +#if defined(VXFS_QUOTA) + +/* + * In addition to their native filesystems, some systems have Veritas VxFS. + * Declare here, define at end: reduces likely "include" interaction problems. + * David Lee + */ +BOOL disk_quotas_vxfs(const pstring name, char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize); + +#endif /* VXFS_QUOTA */ + +#ifdef LINUX + +#include +#include + +/* + * This shouldn't be neccessary - it should be /usr/include/sys/quota.h + * So we include all the files has *should* be in the system into a large, + * grungy samba_linux_quoatas.h Sometimes I *hate* Linux :-). JRA. + */ + +#include "samba_linux_quota.h" +#include "samba_xfs_quota.h" + +typedef struct _LINUX_SMB_DISK_QUOTA { + SMB_BIG_UINT bsize; + SMB_BIG_UINT hardlimit; /* In bsize units. */ + SMB_BIG_UINT softlimit; /* In bsize units. */ + SMB_BIG_UINT curblocks; /* In bsize units. */ + SMB_BIG_UINT ihardlimit; /* inode hard limit. */ + SMB_BIG_UINT isoftlimit; /* inode soft limit. */ + SMB_BIG_UINT curinodes; /* Current used inodes. */ +} LINUX_SMB_DISK_QUOTA; + +/**************************************************************************** + Abstract out the XFS Quota Manager quota get call. +****************************************************************************/ + +static int get_smb_linux_xfs_quota(char *path, uid_t euser_id, gid_t egrp_id, LINUX_SMB_DISK_QUOTA *dp) +{ + struct fs_disk_quota D; + int ret; + + ZERO_STRUCT(D); + + ret = quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), path, euser_id, (caddr_t)&D); + + if (ret) + ret = quotactl(QCMD(Q_XGETQUOTA,GRPQUOTA), path, egrp_id, (caddr_t)&D); + + if (ret) + return ret; + + dp->bsize = (SMB_BIG_UINT)512; + dp->softlimit = (SMB_BIG_UINT)D.d_blk_softlimit; + dp->hardlimit = (SMB_BIG_UINT)D.d_blk_hardlimit; + dp->ihardlimit = (SMB_BIG_UINT)D.d_ino_hardlimit; + dp->isoftlimit = (SMB_BIG_UINT)D.d_ino_softlimit; + dp->curinodes = (SMB_BIG_UINT)D.d_icount; + dp->curblocks = (SMB_BIG_UINT)D.d_bcount; + + return ret; +} + +/**************************************************************************** + Abstract out the old and new Linux quota get calls. +****************************************************************************/ + +static int get_smb_linux_v1_quota(char *path, uid_t euser_id, gid_t egrp_id, LINUX_SMB_DISK_QUOTA *dp) +{ + struct v1_kern_dqblk D; + int ret; + + ZERO_STRUCT(D); + + ret = quotactl(QCMD(Q_V1_GETQUOTA,USRQUOTA), path, euser_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + ret = quotactl(QCMD(Q_V1_GETQUOTA,GRPQUOTA), path, egrp_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + return ret; + + dp->bsize = (SMB_BIG_UINT)QUOTABLOCK_SIZE; + dp->softlimit = (SMB_BIG_UINT)D.dqb_bsoftlimit; + dp->hardlimit = (SMB_BIG_UINT)D.dqb_bhardlimit; + dp->ihardlimit = (SMB_BIG_UINT)D.dqb_ihardlimit; + dp->isoftlimit = (SMB_BIG_UINT)D.dqb_isoftlimit; + dp->curinodes = (SMB_BIG_UINT)D.dqb_curinodes; + dp->curblocks = (SMB_BIG_UINT)D.dqb_curblocks; + + return ret; +} + +static int get_smb_linux_v2_quota(char *path, uid_t euser_id, gid_t egrp_id, LINUX_SMB_DISK_QUOTA *dp) +{ + struct v2_kern_dqblk D; + int ret; + + ZERO_STRUCT(D); + + ret = quotactl(QCMD(Q_V2_GETQUOTA,USRQUOTA), path, euser_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + ret = quotactl(QCMD(Q_V2_GETQUOTA,GRPQUOTA), path, egrp_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + return ret; + + dp->bsize = (SMB_BIG_UINT)QUOTABLOCK_SIZE; + dp->softlimit = (SMB_BIG_UINT)D.dqb_bsoftlimit; + dp->hardlimit = (SMB_BIG_UINT)D.dqb_bhardlimit; + dp->ihardlimit = (SMB_BIG_UINT)D.dqb_ihardlimit; + dp->isoftlimit = (SMB_BIG_UINT)D.dqb_isoftlimit; + dp->curinodes = (SMB_BIG_UINT)D.dqb_curinodes; + dp->curblocks = ((SMB_BIG_UINT)D.dqb_curspace) / dp->bsize; + + return ret; +} + +/**************************************************************************** + Brand-new generic quota interface. +****************************************************************************/ + +static int get_smb_linux_gen_quota(char *path, uid_t euser_id, gid_t egrp_id, LINUX_SMB_DISK_QUOTA *dp) +{ + struct if_dqblk D; + int ret; + + ZERO_STRUCT(D); + + ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), path, euser_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), path, egrp_id, (caddr_t)&D); + + if (ret && errno != EDQUOT) + return ret; + + dp->bsize = (SMB_BIG_UINT)QUOTABLOCK_SIZE; + dp->softlimit = (SMB_BIG_UINT)D.dqb_bsoftlimit; + dp->hardlimit = (SMB_BIG_UINT)D.dqb_bhardlimit; + dp->ihardlimit = (SMB_BIG_UINT)D.dqb_ihardlimit; + dp->isoftlimit = (SMB_BIG_UINT)D.dqb_isoftlimit; + dp->curinodes = (SMB_BIG_UINT)D.dqb_curinodes; + dp->curblocks = ((SMB_BIG_UINT)D.dqb_curspace) / dp->bsize; + + return ret; +} + +/**************************************************************************** + Try to get the disk space from disk quotas (LINUX version). +****************************************************************************/ + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + int r; + SMB_STRUCT_STAT S; + FILE *fp; + LINUX_SMB_DISK_QUOTA D; + struct mntent *mnt; + SMB_DEV_T devno; + int found; + uid_t euser_id; + gid_t egrp_id; + + ZERO_STRUCT(D); + + euser_id = geteuid(); + egrp_id = getegid(); + + /* find the block device file */ + + if ( sys_stat(path, &S) == -1 ) + return(False) ; + + devno = S.st_dev ; + + if ((fp = setmntent(MOUNTED,"r")) == NULL) + return(False) ; + + found = False ; + + while ((mnt = getmntent(fp))) { + if ( sys_stat(mnt->mnt_dir,&S) == -1 ) + continue ; + + if (S.st_dev == devno) { + found = True ; + break; + } + } + + endmntent(fp) ; + + if (!found) + return(False); + + save_re_uid(); + set_effective_uid(0); + + if (strcmp(mnt->mnt_type, "xfs")==0) { + r=get_smb_linux_xfs_quota(mnt->mnt_fsname, euser_id, egrp_id, &D); + } else { + r=get_smb_linux_gen_quota(mnt->mnt_fsname, euser_id, egrp_id, &D); + if (r == -1 && errno != EDQUOT) { + r=get_smb_linux_v2_quota(mnt->mnt_fsname, euser_id, egrp_id, &D); + if (r == -1 && errno != EDQUOT) + r=get_smb_linux_v1_quota(mnt->mnt_fsname, euser_id, egrp_id, &D); + } + } + + restore_re_uid(); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + *bsize = D.bsize; + if (r == -1) { + if (errno == EDQUOT) { + *dfree =0; + *dsize =D.curblocks; + return (True); + } else { + return(False); + } + } + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (D.softlimit && D.curblocks >= D.softlimit) || + (D.hardlimit && D.curblocks >= D.hardlimit) || + (D.isoftlimit && D.curinodes >= D.isoftlimit) || + (D.ihardlimit && D.curinodes>=D.ihardlimit) + ) { + *dfree = 0; + *dsize = D.curblocks; + } else if (D.softlimit==0 && D.hardlimit==0) { + return(False); + } else { + if (D.softlimit == 0) + D.softlimit = D.hardlimit; + *dfree = D.softlimit - D.curblocks; + *dsize = D.softlimit; + } + + return (True); +} + +#elif defined(CRAY) + +#include +#include + +/**************************************************************************** +try to get the disk space from disk quotas (CRAY VERSION) +****************************************************************************/ + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + struct mntent *mnt; + FILE *fd; + SMB_STRUCT_STAT sbuf; + SMB_DEV_T devno ; + static SMB_DEV_T devno_cached = 0 ; + static pstring name; + struct q_request request ; + struct qf_header header ; + static int quota_default = 0 ; + int found ; + + if ( sys_stat(path,&sbuf) == -1 ) + return(False) ; + + devno = sbuf.st_dev ; + + if ( devno != devno_cached ) { + + devno_cached = devno ; + + if ((fd = setmntent(KMTAB)) == NULL) + return(False) ; + + found = False ; + + while ((mnt = getmntent(fd)) != NULL) { + + if ( sys_stat(mnt->mnt_dir,&sbuf) == -1 ) + continue ; + + if (sbuf.st_dev == devno) { + + found = True ; + break ; + + } + + } + + pstrcpy(name,mnt->mnt_dir) ; + endmntent(fd) ; + + if ( ! found ) + return(False) ; + } + + request.qf_magic = QF_MAGIC ; + request.qf_entry.id = geteuid() ; + + if (quotactl(name, Q_GETQUOTA, &request) == -1) + return(False) ; + + if ( ! request.user ) + return(False) ; + + if ( request.qf_entry.user_q.f_quota == QFV_DEFAULT ) { + + if ( ! quota_default ) { + + if ( quotactl(name, Q_GETHEADER, &header) == -1 ) + return(False) ; + else + quota_default = header.user_h.def_fq ; + } + + *dfree = quota_default ; + + }else if ( request.qf_entry.user_q.f_quota == QFV_PREVENT ) { + + *dfree = 0 ; + + }else{ + + *dfree = request.qf_entry.user_q.f_quota ; + + } + + *dsize = request.qf_entry.user_q.f_use ; + + if ( *dfree < *dsize ) + *dfree = 0 ; + else + *dfree -= *dsize ; + + *bsize = 4096 ; /* Cray blocksize */ + + return(True) ; + +} + + +#elif defined(SUNOS5) || defined(SUNOS4) + +#include +#include +#if defined(SUNOS5) +#include +#include +#include +#else /* defined(SUNOS4) */ +#include +#include +#endif + +#if defined(SUNOS5) + +/**************************************************************************** + Allows querying of remote hosts for quotas on NFS mounted shares. + Supports normal NFS and AMD mounts. + Alan Romeril July 2K. +****************************************************************************/ + +#include +#include +#include +#include +#include + +static int quotastat; + +static int my_xdr_getquota_args(XDR *xdrsp, struct getquota_args *args) +{ + if (!xdr_string(xdrsp, &args->gqa_pathp, RQ_PATHLEN )) + return(0); + if (!xdr_int(xdrsp, &args->gqa_uid)) + return(0); + return (1); +} + +static int my_xdr_getquota_rslt(XDR *xdrsp, struct getquota_rslt *gqr) +{ + if (!xdr_int(xdrsp, "astat)) { + DEBUG(6,("nfs_quotas: Status bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsize)) { + DEBUG(6,("nfs_quotas: Block size bad or zero\n")); + return 0; + } + if (!xdr_bool(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_active)) { + DEBUG(6,("nfs_quotas: Active bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bhardlimit)) { + DEBUG(6,("nfs_quotas: Hardlimit bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsoftlimit)) { + DEBUG(6,("nfs_quotas: Softlimit bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_curblocks)) { + DEBUG(6,("nfs_quotas: Currentblocks bad or zero\n")); + return 0; + } + return (1); +} + +/* Restricted to SUNOS5 for the moment, I haven`t access to others to test. */ +static BOOL nfs_quotas(char *nfspath, uid_t euser_id, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + uid_t uid = euser_id; + struct dqblk D; + char *mnttype = nfspath; + CLIENT *clnt; + struct getquota_rslt gqr; + struct getquota_args args; + char *cutstr, *pathname, *host, *testpath; + int len; + static struct timeval timeout = {2,0}; + enum clnt_stat clnt_stat; + BOOL ret = True; + + *bsize = *dfree = *dsize = (SMB_BIG_UINT)0; + + len=strcspn(mnttype, ":"); + pathname=strstr(mnttype, ":"); + cutstr = (char *) SMB_MALLOC(len+1); + if (!cutstr) + return False; + + memset(cutstr, '\0', len+1); + host = strncat(cutstr,mnttype, sizeof(char) * len ); + DEBUG(5,("nfs_quotas: looking for mount on \"%s\"\n", cutstr)); + DEBUG(5,("nfs_quotas: of path \"%s\"\n", mnttype)); + testpath=strchr_m(mnttype, ':'); + args.gqa_pathp = testpath+1; + args.gqa_uid = uid; + + DEBUG(5,("nfs_quotas: Asking for host \"%s\" rpcprog \"%i\" rpcvers \"%i\" network \"%s\"\n", host, RQUOTAPROG, RQUOTAVERS, "udp")); + + if ((clnt = clnt_create(host, RQUOTAPROG, RQUOTAVERS, "udp")) == NULL) { + ret = False; + goto out; + } + + clnt->cl_auth = authunix_create_default(); + DEBUG(9,("nfs_quotas: auth_success\n")); + + clnt_stat=clnt_call(clnt, RQUOTAPROC_GETQUOTA, my_xdr_getquota_args, (caddr_t)&args, my_xdr_getquota_rslt, (caddr_t)&gqr, timeout); + + if (clnt_stat != RPC_SUCCESS) { + DEBUG(9,("nfs_quotas: clnt_call fail\n")); + ret = False; + goto out; + } + + /* + * quotastat returns 0 if the rpc call fails, 1 if quotas exist, 2 if there is + * no quota set, and 3 if no permission to get the quota. If 0 or 3 return + * something sensible. + */ + + switch ( quotastat ) { + case 0: + DEBUG(9,("nfs_quotas: Remote Quotas Failed! Error \"%i\" \n", quotastat )); + ret = False; + goto out; + + case 1: + DEBUG(9,("nfs_quotas: Good quota data\n")); + D.dqb_bsoftlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit; + D.dqb_bhardlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit; + D.dqb_curblocks = gqr.getquota_rslt_u.gqr_rquota.rq_curblocks; + break; + + case 2: + case 3: + D.dqb_bsoftlimit = 1; + D.dqb_curblocks = 1; + DEBUG(9,("nfs_quotas: Remote Quotas returned \"%i\" \n", quotastat )); + break; + + default: + DEBUG(9,("nfs_quotas: Remote Quotas Questionable! Error \"%i\" \n", quotastat )); + break; + } + + DEBUG(10,("nfs_quotas: Let`s look at D a bit closer... status \"%i\" bsize \"%i\" active? \"%i\" bhard \"%i\" bsoft \"%i\" curb \"%i\" \n", + quotastat, + gqr.getquota_rslt_u.gqr_rquota.rq_bsize, + gqr.getquota_rslt_u.gqr_rquota.rq_active, + gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit, + gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit, + gqr.getquota_rslt_u.gqr_rquota.rq_curblocks)); + + *bsize = gqr.getquota_rslt_u.gqr_rquota.rq_bsize; + *dsize = D.dqb_bsoftlimit; + + if (D.dqb_curblocks == D.dqb_curblocks == 1) + *bsize = 512; + + if (D.dqb_curblocks > D.dqb_bsoftlimit) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } else + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + + out: + + if (clnt) { + if (clnt->cl_auth) + auth_destroy(clnt->cl_auth); + clnt_destroy(clnt); + } + + DEBUG(5,("nfs_quotas: For path \"%s\" returning bsize %.0f, dfree %.0f, dsize %.0f\n",args.gqa_pathp,(double)*bsize,(double)*dfree,(double)*dsize)); + + SAFE_FREE(cutstr); + DEBUG(10,("nfs_quotas: End of nfs_quotas\n" )); + return ret; +} +#endif + +/**************************************************************************** +try to get the disk space from disk quotas (SunOS & Solaris2 version) +Quota code by Peter Urbanec (amiga@cse.unsw.edu.au). +****************************************************************************/ + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + uid_t euser_id; + int ret; + struct dqblk D; +#if defined(SUNOS5) + struct quotctl command; + int file; + static struct mnttab mnt; + static pstring name; + pstring devopt; +#else /* SunOS4 */ + struct mntent *mnt; + static pstring name; +#endif + FILE *fd; + SMB_STRUCT_STAT sbuf; + SMB_DEV_T devno ; + static SMB_DEV_T devno_cached = 0 ; + static int found ; + + euser_id = geteuid(); + + if ( sys_stat(path,&sbuf) == -1 ) + return(False) ; + + devno = sbuf.st_dev ; + DEBUG(5,("disk_quotas: looking for path \"%s\" devno=%x\n", path,(unsigned int)devno)); + if ( devno != devno_cached ) { + devno_cached = devno ; +#if defined(SUNOS5) + if ((fd = sys_fopen(MNTTAB, "r")) == NULL) + return(False) ; + + found = False ; + slprintf(devopt, sizeof(devopt) - 1, "dev=%x", (unsigned int)devno); + while (getmntent(fd, &mnt) == 0) { + if( !hasmntopt(&mnt, devopt) ) + continue; + + DEBUG(5,("disk_quotas: testing \"%s\" %s\n", mnt.mnt_mountp,devopt)); + + /* quotas are only on vxfs, UFS or NFS */ + if ( strcmp( mnt.mnt_fstype, MNTTYPE_UFS ) == 0 || + strcmp( mnt.mnt_fstype, "nfs" ) == 0 || + strcmp( mnt.mnt_fstype, "vxfs" ) == 0 ) { + found = True ; + break; + } + } + + pstrcpy(name,mnt.mnt_mountp) ; + pstrcat(name,"/quotas") ; + fclose(fd) ; +#else /* SunOS4 */ + if ((fd = setmntent(MOUNTED, "r")) == NULL) + return(False) ; + + found = False ; + while ((mnt = getmntent(fd)) != NULL) { + if ( sys_stat(mnt->mnt_dir,&sbuf) == -1 ) + continue ; + DEBUG(5,("disk_quotas: testing \"%s\" devno=%x\n", mnt->mnt_dir,(unsigned int)sbuf.st_dev)); + if (sbuf.st_dev == devno) { + found = True ; + break; + } + } + + pstrcpy(name,mnt->mnt_fsname) ; + endmntent(fd) ; +#endif + } + + if ( ! found ) + return(False) ; + + save_re_uid(); + set_effective_uid(0); + +#if defined(SUNOS5) + if ( strcmp( mnt.mnt_fstype, "nfs" ) == 0) { + BOOL retval; + DEBUG(5,("disk_quotas: looking for mountpath (NFS) \"%s\"\n", mnt.mnt_special)); + retval = nfs_quotas(mnt.mnt_special, euser_id, bsize, dfree, dsize); + restore_re_uid(); + return retval; + } + + DEBUG(5,("disk_quotas: looking for quotas file \"%s\"\n", name)); + if((file=sys_open(name, O_RDONLY,0))<0) { + restore_re_uid(); + return(False); + } + command.op = Q_GETQUOTA; + command.uid = euser_id; + command.addr = (caddr_t) &D; + ret = ioctl(file, Q_QUOTACTL, &command); + close(file); +#else + DEBUG(5,("disk_quotas: trying quotactl on device \"%s\"\n", name)); + ret = quotactl(Q_GETQUOTA, name, euser_id, &D); +#endif + + restore_re_uid(); + + if (ret < 0) { + DEBUG(5,("disk_quotas ioctl (Solaris) failed. Error = %s\n", strerror(errno) )); + +#if defined(SUNOS5) && defined(VXFS_QUOTA) + /* If normal quotactl() fails, try vxfs private calls */ + set_effective_uid(euser_id); + DEBUG(5,("disk_quotas: mount type \"%s\"\n", mnt.mnt_fstype)); + if ( 0 == strcmp ( mnt.mnt_fstype, "vxfs" )) { + BOOL retval; + retval = disk_quotas_vxfs(name, path, bsize, dfree, dsize); + return(retval); + } +#else + return(False); +#endif + } + + /* If softlimit is zero, set it equal to hardlimit. + */ + + if (D.dqb_bsoftlimit==0) + D.dqb_bsoftlimit = D.dqb_bhardlimit; + + /* Use softlimit to determine disk space. A user exceeding the quota is told + * that there's no space left. Writes might actually work for a bit if the + * hardlimit is set higher than softlimit. Effectively the disk becomes + * made of rubber latex and begins to expand to accommodate the user :-) + */ + + if (D.dqb_bsoftlimit==0) + return(False); + *bsize = DEV_BSIZE; + *dsize = D.dqb_bsoftlimit; + + if (D.dqb_curblocks > D.dqb_bsoftlimit) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } else + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + + DEBUG(5,("disk_quotas for path \"%s\" returning bsize %.0f, dfree %.0f, dsize %.0f\n", + path,(double)*bsize,(double)*dfree,(double)*dsize)); + + return(True); +} + + +#elif defined(OSF1) +#include + +/**************************************************************************** +try to get the disk space from disk quotas - OSF1 version +****************************************************************************/ + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + int r, save_errno; + struct dqblk D; + SMB_STRUCT_STAT S; + uid_t euser_id; + + /* + * This code presumes that OSF1 will only + * give out quota info when the real uid + * matches the effective uid. JRA. + */ + euser_id = geteuid(); + save_re_uid(); + if (set_re_uid() != 0) return False; + + r= quotactl(path,QCMD(Q_GETQUOTA, USRQUOTA),euser_id,(char *) &D); + if (r) { + save_errno = errno; + } + + restore_re_uid(); + + *bsize = DEV_BSIZE; + + if (r) + { + if (save_errno == EDQUOT) /* disk quota exceeded */ + { + *dfree = 0; + *dsize = D.dqb_curblocks; + return (True); + } + else + return (False); + } + + /* If softlimit is zero, set it equal to hardlimit. + */ + + if (D.dqb_bsoftlimit==0) + D.dqb_bsoftlimit = D.dqb_bhardlimit; + + /* Use softlimit to determine disk space, except when it has been exceeded */ + + if (D.dqb_bsoftlimit==0) + return(False); + + if ((D.dqb_curblocks>D.dqb_bsoftlimit)) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } else { + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + *dsize = D.dqb_bsoftlimit; + } + return (True); +} + +#elif defined (IRIX6) +/**************************************************************************** +try to get the disk space from disk quotas (IRIX 6.2 version) +****************************************************************************/ + +#include +#include + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + uid_t euser_id; + int r; + struct dqblk D; + struct fs_disk_quota F; + SMB_STRUCT_STAT S; + FILE *fp; + struct mntent *mnt; + SMB_DEV_T devno; + int found; + + /* find the block device file */ + + if ( sys_stat(path, &S) == -1 ) { + return(False) ; + } + + devno = S.st_dev ; + + fp = setmntent(MOUNTED,"r"); + found = False ; + + while ((mnt = getmntent(fp))) { + if ( sys_stat(mnt->mnt_dir,&S) == -1 ) + continue ; + if (S.st_dev == devno) { + found = True ; + break ; + } + } + endmntent(fp) ; + + if (!found) { + return(False); + } + + euser_id=geteuid(); + save_re_uid(); + set_effective_uid(0); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + + *bsize = 512; + + if ( 0 == strcmp ( mnt->mnt_type, "efs" )) + { + r=quotactl (Q_GETQUOTA, mnt->mnt_fsname, euser_id, (caddr_t) &D); + + restore_re_uid(); + + if (r==-1) + return(False); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (D.dqb_bsoftlimit && D.dqb_curblocks>=D.dqb_bsoftlimit) || + (D.dqb_bhardlimit && D.dqb_curblocks>=D.dqb_bhardlimit) || + (D.dqb_fsoftlimit && D.dqb_curfiles>=D.dqb_fsoftlimit) || + (D.dqb_fhardlimit && D.dqb_curfiles>=D.dqb_fhardlimit) + ) + { + *dfree = 0; + *dsize = D.dqb_curblocks; + } + else if (D.dqb_bsoftlimit==0 && D.dqb_bhardlimit==0) + { + return(False); + } + else + { + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + *dsize = D.dqb_bsoftlimit; + } + + } + else if ( 0 == strcmp ( mnt->mnt_type, "xfs" )) + { + r=quotactl (Q_XGETQUOTA, mnt->mnt_fsname, euser_id, (caddr_t) &F); + + restore_re_uid(); + + if (r==-1) + { + DEBUG(5, ("quotactl for uid=%u: %s", euser_id, strerror(errno))); + return(False); + } + + /* No quota for this user. */ + if (F.d_blk_softlimit==0 && F.d_blk_hardlimit==0) + { + return(False); + } + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (F.d_blk_softlimit && F.d_bcount>=F.d_blk_softlimit) || + (F.d_blk_hardlimit && F.d_bcount>=F.d_blk_hardlimit) || + (F.d_ino_softlimit && F.d_icount>=F.d_ino_softlimit) || + (F.d_ino_hardlimit && F.d_icount>=F.d_ino_hardlimit) + ) + { + *dfree = 0; + *dsize = F.d_bcount; + } + else + { + *dfree = (F.d_blk_softlimit - F.d_bcount); + *dsize = F.d_blk_softlimit ? F.d_blk_softlimit : F.d_blk_hardlimit; + } + + } + else + { + restore_re_uid(); + return(False); + } + + return (True); + +} + +#else + +#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) +#include +#include +#elif AIX +/* AIX quota patch from Ole Holm Nielsen */ +#include +/* AIX 4.X: Rename members of the dqblk structure (ohnielse@fysik.dtu.dk) */ +#define dqb_curfiles dqb_curinodes +#define dqb_fhardlimit dqb_ihardlimit +#define dqb_fsoftlimit dqb_isoftlimit +#else /* !__FreeBSD__ && !AIX && !__OpenBSD__ && !__DragonFly__ */ +#include +#include +#endif + +#if defined(__FreeBSD__) || defined(__DragonFly__) + +#include +#include +#include +#ifdef HAVE_RPC_NETTYPE_H +#include +#endif +#include + +static int quotastat; + +static int my_xdr_getquota_args(XDR *xdrsp, struct getquota_args *args) +{ + if (!xdr_string(xdrsp, &args->gqa_pathp, RQ_PATHLEN )) + return(0); + if (!xdr_int(xdrsp, &args->gqa_uid)) + return(0); + return (1); +} + +static int my_xdr_getquota_rslt(XDR *xdrsp, struct getquota_rslt *gqr) +{ + if (!xdr_int(xdrsp, "astat)) { + DEBUG(6,("nfs_quotas: Status bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsize)) { + DEBUG(6,("nfs_quotas: Block size bad or zero\n")); + return 0; + } + if (!xdr_bool(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_active)) { + DEBUG(6,("nfs_quotas: Active bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bhardlimit)) { + DEBUG(6,("nfs_quotas: Hardlimit bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsoftlimit)) { + DEBUG(6,("nfs_quotas: Softlimit bad or zero\n")); + return 0; + } + if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_curblocks)) { + DEBUG(6,("nfs_quotas: Currentblocks bad or zero\n")); + return 0; + } + return (1); +} + +/* Works on FreeBSD, too. :-) */ +static BOOL nfs_quotas(char *nfspath, uid_t euser_id, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + uid_t uid = euser_id; + struct dqblk D; + char *mnttype = nfspath; + CLIENT *clnt; + struct getquota_rslt gqr; + struct getquota_args args; + char *cutstr, *pathname, *host, *testpath; + int len; + static struct timeval timeout = {2,0}; + enum clnt_stat clnt_stat; + BOOL ret = True; + + *bsize = *dfree = *dsize = (SMB_BIG_UINT)0; + + len=strcspn(mnttype, ":"); + pathname=strstr(mnttype, ":"); + cutstr = (char *) SMB_MALLOC(len+1); + if (!cutstr) + return False; + + memset(cutstr, '\0', len+1); + host = strncat(cutstr,mnttype, sizeof(char) * len ); + DEBUG(5,("nfs_quotas: looking for mount on \"%s\"\n", cutstr)); + DEBUG(5,("nfs_quotas: of path \"%s\"\n", mnttype)); + testpath=strchr_m(mnttype, ':'); + args.gqa_pathp = testpath+1; + args.gqa_uid = uid; + + DEBUG(5,("nfs_quotas: Asking for host \"%s\" rpcprog \"%i\" rpcvers \"%i\" network \"%s\"\n", host, RQUOTAPROG, RQUOTAVERS, "udp")); + + if ((clnt = clnt_create(host, RQUOTAPROG, RQUOTAVERS, "udp")) == NULL) { + ret = False; + goto out; + } + + clnt->cl_auth = authunix_create_default(); + DEBUG(9,("nfs_quotas: auth_success\n")); + + clnt_stat=clnt_call(clnt, RQUOTAPROC_GETQUOTA, (const xdrproc_t) my_xdr_getquota_args, (caddr_t)&args, (const xdrproc_t) my_xdr_getquota_rslt, (caddr_t)&gqr, timeout); + + if (clnt_stat != RPC_SUCCESS) { + DEBUG(9,("nfs_quotas: clnt_call fail\n")); + ret = False; + goto out; + } + + /* + * quotastat returns 0 if the rpc call fails, 1 if quotas exist, 2 if there is + * no quota set, and 3 if no permission to get the quota. If 0 or 3 return + * something sensible. + */ + + switch ( quotastat ) { + case 0: + DEBUG(9,("nfs_quotas: Remote Quotas Failed! Error \"%i\" \n", quotastat )); + ret = False; + goto out; + + case 1: + DEBUG(9,("nfs_quotas: Good quota data\n")); + D.dqb_bsoftlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit; + D.dqb_bhardlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit; + D.dqb_curblocks = gqr.getquota_rslt_u.gqr_rquota.rq_curblocks; + break; + + case 2: + case 3: + D.dqb_bsoftlimit = 1; + D.dqb_curblocks = 1; + DEBUG(9,("nfs_quotas: Remote Quotas returned \"%i\" \n", quotastat )); + break; + + default: + DEBUG(9,("nfs_quotas: Remote Quotas Questionable! Error \"%i\" \n", quotastat )); + break; + } + + DEBUG(10,("nfs_quotas: Let`s look at D a bit closer... status \"%i\" bsize \"%i\" active? \"%i\" bhard \"%i\" bsoft \"%i\" curb \"%i\" \n", + quotastat, + gqr.getquota_rslt_u.gqr_rquota.rq_bsize, + gqr.getquota_rslt_u.gqr_rquota.rq_active, + gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit, + gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit, + gqr.getquota_rslt_u.gqr_rquota.rq_curblocks)); + + if (D.dqb_bsoftlimit == 0) + D.dqb_bsoftlimit = D.dqb_bhardlimit; + if (D.dqb_bsoftlimit == 0) + return False; + + *bsize = gqr.getquota_rslt_u.gqr_rquota.rq_bsize; + *dsize = D.dqb_bsoftlimit; + + if (D.dqb_curblocks == D.dqb_curblocks == 1) + *bsize = DEV_BSIZE; + + if (D.dqb_curblocks > D.dqb_bsoftlimit) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } else + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + + out: + + if (clnt) { + if (clnt->cl_auth) + auth_destroy(clnt->cl_auth); + clnt_destroy(clnt); + } + + DEBUG(5,("nfs_quotas: For path \"%s\" returning bsize %.0f, dfree %.0f, dsize %.0f\n",args.gqa_pathp,(double)*bsize,(double)*dfree,(double)*dsize)); + + SAFE_FREE(cutstr); + DEBUG(10,("nfs_quotas: End of nfs_quotas\n" )); + return ret; +} + +#endif + +/**************************************************************************** +try to get the disk space from disk quotas - default version +****************************************************************************/ + +BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + int r; + struct dqblk D; + uid_t euser_id; +#if !defined(__FreeBSD__) && !defined(AIX) && !defined(__OpenBSD__) && !defined(__DragonFly__) + char dev_disk[256]; + SMB_STRUCT_STAT S; + + /* find the block device file */ + +#ifdef HPUX + /* Need to set the cache flag to 1 for HPUX. Seems + * to have a significant performance boost when + * lstat calls on /dev access this function. + */ + if ((sys_stat(path, &S)<0) || (devnm(S_IFBLK, S.st_dev, dev_disk, 256, 1)<0)) +#else + if ((sys_stat(path, &S)<0) || (devnm(S_IFBLK, S.st_dev, dev_disk, 256, 0)<0)) + return (False); +#endif /* ifdef HPUX */ + +#endif /* !defined(__FreeBSD__) && !defined(AIX) && !defined(__OpenBSD__) && !defined(__DragonFly__) */ + + euser_id = geteuid(); + +#ifdef HPUX + /* for HPUX, real uid must be same as euid to execute quotactl for euid */ + save_re_uid(); + if (set_re_uid() != 0) return False; + + r=quotactl(Q_GETQUOTA, dev_disk, euser_id, &D); + + restore_re_uid(); +#else +#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) + { + /* FreeBSD patches from Marty Moll */ + gid_t egrp_id; +#if defined(__FreeBSD__) || defined(__DragonFly__) + SMB_DEV_T devno; + struct statfs *mnts; + SMB_STRUCT_STAT st; + int mntsize, i; + + if (sys_stat(path,&st) < 0) + return False; + devno = st.st_dev; + + mntsize = getmntinfo(&mnts,MNT_NOWAIT); + if (mntsize <= 0) + return False; + + for (i = 0; i < mntsize; i++) { + if (sys_stat(mnts[i].f_mntonname,&st) < 0) + return False; + if (st.st_dev == devno) + break; + } + if (i == mntsize) + return False; +#endif + + save_re_uid(); + set_effective_uid(0); + +#if defined(__FreeBSD__) || defined(__DragonFly__) + if (strcmp(mnts[i].f_fstypename,"nfs") == 0) { + BOOL retval; + retval = nfs_quotas(mnts[i].f_mntfromname,euser_id,bsize,dfree,dsize); + restore_re_uid(); + return retval; + } +#endif + + egrp_id = getegid(); + r= quotactl(path,QCMD(Q_GETQUOTA,USRQUOTA),euser_id,(char *) &D); + + /* As FreeBSD has group quotas, if getting the user + quota fails, try getting the group instead. */ + if (r) { + r= quotactl(path,QCMD(Q_GETQUOTA,GRPQUOTA),egrp_id,(char *) &D); + } + + restore_re_uid(); + } +#elif defined(AIX) + /* AIX has both USER and GROUP quotas: + Get the USER quota (ohnielse@fysik.dtu.dk) */ + save_re_uid(); + if (set_re_uid() != 0) + return False; + r= quotactl(path,QCMD(Q_GETQUOTA,USRQUOTA),euser_id,(char *) &D); + restore_re_uid(); +#else /* !__FreeBSD__ && !AIX && !__OpenBSD__ && !__DragonFly__ */ + r=quotactl(Q_GETQUOTA, dev_disk, euser_id, &D); +#endif /* !__FreeBSD__ && !AIX && !__OpenBSD__ && !__DragonFly__ */ +#endif /* HPUX */ + + /* Use softlimit to determine disk space, except when it has been exceeded */ +#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) + *bsize = DEV_BSIZE; +#else /* !__FreeBSD__ && !__OpenBSD__ && !__DragonFly__ */ + *bsize = 1024; +#endif /*!__FreeBSD__ && !__OpenBSD__ && !__DragonFly__ */ + + if (r) + { + if (errno == EDQUOT) + { + *dfree =0; + *dsize =D.dqb_curblocks; + return (True); + } + else return(False); + } + + /* If softlimit is zero, set it equal to hardlimit. + */ + + if (D.dqb_bsoftlimit==0) + D.dqb_bsoftlimit = D.dqb_bhardlimit; + + if (D.dqb_bsoftlimit==0) + return(False); + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ((D.dqb_curblocks>D.dqb_bsoftlimit) +#if !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__) +||((D.dqb_curfiles>D.dqb_fsoftlimit) && (D.dqb_fsoftlimit != 0)) +#endif + ) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } + else { + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + *dsize = D.dqb_bsoftlimit; + } + return (True); +} + +#endif + +#if defined(VXFS_QUOTA) + +/**************************************************************************** +Try to get the disk space from Veritas disk quotas. + David Lee August 1999. + +Background assumptions: + Potentially under many Operating Systems. Initially Solaris 2. + + My guess is that Veritas is largely, though not entirely, + independent of OS. So I have separated it out. + + There may be some details. For example, OS-specific "include" files. + + It is understood that HPUX 10 somehow gets Veritas quotas without + any special effort; if so, this routine need not be compiled in. + Dirk De Wachter + +Warning: + It is understood that Veritas do not publicly support this ioctl interface. + Rather their preference would be for the user (us) to call the native + OS and then for the OS itself to call through to the VxFS filesystem. + Presumably HPUX 10, see above, does this. + +Hints for porting: + Add your OS to "IFLIST" below. + Get it to compile successfully: + Almost certainly "include"s require attention: see SUNOS5. + In the main code above, arrange for it to be called: see SUNOS5. + Test! + +****************************************************************************/ + +/* "IFLIST" + * This "if" is a list of ports: + * if defined(OS1) || defined(OS2) || ... + */ +#if defined(SUNOS5) + +#if defined(SUNOS5) +#include +#endif +#include +#include +#include +#include +#include + +BOOL disk_quotas_vxfs(const pstring name, char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize) +{ + uid_t user_id, euser_id; + int ret; + struct vx_dqblk D; + struct vx_quotctl quotabuf; + struct vx_genioctl genbuf; + pstring qfname; + int file; + + /* + * "name" may or may not include a trailing "/quotas". + * Arranging consistency of calling here in "quotas.c" may not be easy and + * it might be easier to examine and adjust it here. + * Fortunately, VxFS seems not to mind at present. + */ + pstrcpy(qfname, name) ; + /* pstrcat(qfname, "/quotas") ; */ /* possibly examine and adjust "name" */ + + euser_id = geteuid(); + set_effective_uid(0); + + DEBUG(5,("disk_quotas: looking for VxFS quotas file \"%s\"\n", qfname)); + if((file=sys_open(qfname, O_RDONLY,0))<0) { + set_effective_uid(euser_id); + return(False); + } + genbuf.ioc_cmd = VX_QUOTACTL; + genbuf.ioc_up = (void *) "abuf; + + quotabuf.cmd = VX_GETQUOTA; + quotabuf.uid = euser_id; + quotabuf.addr = (caddr_t) &D; + ret = ioctl(file, VX_ADMIN_IOCTL, &genbuf); + close(file); + + set_effective_uid(euser_id); + + if (ret < 0) { + DEBUG(5,("disk_quotas ioctl (VxFS) failed. Error = %s\n", strerror(errno) )); + return(False); + } + + /* If softlimit is zero, set it equal to hardlimit. + */ + + if (D.dqb_bsoftlimit==0) + D.dqb_bsoftlimit = D.dqb_bhardlimit; + + /* Use softlimit to determine disk space. A user exceeding the quota is told + * that there's no space left. Writes might actually work for a bit if the + * hardlimit is set higher than softlimit. Effectively the disk becomes + * made of rubber latex and begins to expand to accommodate the user :-) + */ + DEBUG(5,("disk_quotas for path \"%s\" block c/s/h %ld/%ld/%ld; file c/s/h %ld/%ld/%ld\n", + path, D.dqb_curblocks, D.dqb_bsoftlimit, D.dqb_bhardlimit, + D.dqb_curfiles, D.dqb_fsoftlimit, D.dqb_fhardlimit)); + + if (D.dqb_bsoftlimit==0) + return(False); + *bsize = DEV_BSIZE; + *dsize = D.dqb_bsoftlimit; + + if (D.dqb_curblocks > D.dqb_bsoftlimit) { + *dfree = 0; + *dsize = D.dqb_curblocks; + } else + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + + DEBUG(5,("disk_quotas for path \"%s\" returning bsize %.0f, dfree %.0f, dsize %.0f\n", + path,(double)*bsize,(double)*dfree,(double)*dsize)); + + return(True); +} + +#endif /* SUNOS5 || ... */ + +#endif /* VXFS_QUOTA */ + +#else /* WITH_QUOTAS */ + +BOOL disk_quotas(const char *path,SMB_BIG_UINT *bsize,SMB_BIG_UINT *dfree,SMB_BIG_UINT *dsize) +{ + (*bsize) = 512; /* This value should be ignored */ + + /* And just to be sure we set some values that hopefully */ + /* will be larger that any possible real-world value */ + (*dfree) = (SMB_BIG_UINT)-1; + (*dsize) = (SMB_BIG_UINT)-1; + + /* As we have select not to use quotas, allways fail */ + return False; +} +#endif /* WITH_QUOTAS */ + +#else /* HAVE_SYS_QUOTAS */ +/* wrapper to the new sys_quota interface + this file should be removed later + */ +BOOL disk_quotas(const char *path,SMB_BIG_UINT *bsize,SMB_BIG_UINT *dfree,SMB_BIG_UINT *dsize) +{ + int r; + SMB_DISK_QUOTA D; + unid_t id; + + id.uid = geteuid(); + + ZERO_STRUCT(D); + r=sys_get_quota(path, SMB_USER_QUOTA_TYPE, id, &D); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + *bsize = D.bsize; + if (r == -1) { + if (errno == EDQUOT) { + *dfree =0; + *dsize =D.curblocks; + return (True); + } else { + goto try_group_quota; + } + } + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (D.softlimit && D.curblocks >= D.softlimit) || + (D.hardlimit && D.curblocks >= D.hardlimit) || + (D.isoftlimit && D.curinodes >= D.isoftlimit) || + (D.ihardlimit && D.curinodes>=D.ihardlimit) + ) { + *dfree = 0; + *dsize = D.curblocks; + } else if (D.softlimit==0 && D.hardlimit==0) { + goto try_group_quota; + } else { + if (D.softlimit == 0) + D.softlimit = D.hardlimit; + *dfree = D.softlimit - D.curblocks; + *dsize = D.softlimit; + } + + return True; + +try_group_quota: + id.gid = getegid(); + + ZERO_STRUCT(D); + r=sys_get_quota(path, SMB_GROUP_QUOTA_TYPE, id, &D); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + *bsize = D.bsize; + if (r == -1) { + if (errno == EDQUOT) { + *dfree =0; + *dsize =D.curblocks; + return (True); + } else { + return False; + } + } + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (D.softlimit && D.curblocks >= D.softlimit) || + (D.hardlimit && D.curblocks >= D.hardlimit) || + (D.isoftlimit && D.curinodes >= D.isoftlimit) || + (D.ihardlimit && D.curinodes>=D.ihardlimit) + ) { + *dfree = 0; + *dsize = D.curblocks; + } else if (D.softlimit==0 && D.hardlimit==0) { + return False; + } else { + if (D.softlimit == 0) + D.softlimit = D.hardlimit; + *dfree = D.softlimit - D.curblocks; + *dsize = D.softlimit; + } + + return (True); +} +#endif /* HAVE_SYS_QUOTAS */